DE3447870A1 - Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches - Google Patents

Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches

Info

Publication number
DE3447870A1
DE3447870A1 DE19843447870 DE3447870A DE3447870A1 DE 3447870 A1 DE3447870 A1 DE 3447870A1 DE 19843447870 DE19843447870 DE 19843447870 DE 3447870 A DE3447870 A DE 3447870A DE 3447870 A1 DE3447870 A1 DE 3447870A1
Authority
DE
Germany
Prior art keywords
starting
electrode
starting electrode
electrical
stop
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19843447870
Other languages
German (de)
English (en)
Other versions
DE3447870C2 (fr
Inventor
Boris Locarno Sciaroni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agie Charmilles SA
Original Assignee
Agie Charmilles SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agie Charmilles SA filed Critical Agie Charmilles SA
Priority to DE19843447870 priority Critical patent/DE3447870A1/de
Priority to CH2740/85A priority patent/CH670976A5/de
Priority to US06/813,109 priority patent/US4767903A/en
Priority to EP85116644A priority patent/EP0191951B1/fr
Priority to DE8585116644T priority patent/DE3568543D1/de
Publication of DE3447870A1 publication Critical patent/DE3447870A1/de
Application granted granted Critical
Publication of DE3447870C2 publication Critical patent/DE3447870C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE19843447870 1984-12-31 1984-12-31 Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches Granted DE3447870A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19843447870 DE3447870A1 (de) 1984-12-31 1984-12-31 Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches
CH2740/85A CH670976A5 (fr) 1984-12-31 1985-06-26
US06/813,109 US4767903A (en) 1984-12-31 1985-12-24 Process and apparatus for determining the electroerosive completion of a starting hole
EP85116644A EP0191951B1 (fr) 1984-12-31 1985-12-30 Procédé et dispositif pour détecter l'achèvement électro-érosif d'un trou
DE8585116644T DE3568543D1 (en) 1984-12-31 1985-12-30 Method and device for detecting the electro-erosive completion of a hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843447870 DE3447870A1 (de) 1984-12-31 1984-12-31 Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches

Publications (2)

Publication Number Publication Date
DE3447870A1 true DE3447870A1 (de) 1986-07-03
DE3447870C2 DE3447870C2 (fr) 1987-10-29

Family

ID=6254158

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19843447870 Granted DE3447870A1 (de) 1984-12-31 1984-12-31 Verfahren und vorrichtung zur ermittlung der elektroerosiven fertigstellung eines startloches
DE8585116644T Expired DE3568543D1 (en) 1984-12-31 1985-12-30 Method and device for detecting the electro-erosive completion of a hole

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8585116644T Expired DE3568543D1 (en) 1984-12-31 1985-12-30 Method and device for detecting the electro-erosive completion of a hole

Country Status (4)

Country Link
US (1) US4767903A (fr)
EP (1) EP0191951B1 (fr)
CH (1) CH670976A5 (fr)
DE (2) DE3447870A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2645060A1 (fr) * 1989-04-04 1990-10-05 Framatome Sa Procede et dispositifs d'extraction d'un bouchon d'obturation d'un tube de generateur de vapeur
DE4339961A1 (de) * 1993-11-24 1995-06-01 Heun Ruediger Erodier-Bohrmaschine
DE19708023B4 (de) * 1996-03-04 2007-07-12 Denso Corp., Kariya Elektrodenzuführvorrichtung und Verfahren für eine elektro-erosive Bearbeitung

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5122242A (en) * 1990-11-13 1992-06-16 Paul Slysh Electrochemical machining process
US5685971A (en) * 1991-09-30 1997-11-11 General Electric Company Apparatus and method for forming a variable diameter hole in a conductive workpiece
NL1015044C2 (nl) * 2000-04-28 2001-10-30 Stork Screens Bv Werkwijze voor het aanbrengen van perforaties in een substraat alsmede inrichting voor het uitvoeren van de werkwijze.
US6844519B2 (en) * 2002-03-14 2005-01-18 Mc Machinery Systems, Inc. Electric sparking drill and method for forming a hole with an electric spark
US6723942B1 (en) 2003-03-06 2004-04-20 Industrial Technology Research Institute Automatic breakthrough detection device
WO2012097130A2 (fr) * 2011-01-12 2012-07-19 Perfect Point Edm Corporation Rinçage adaptatif pour érosion de pièce de travail
US8710392B2 (en) * 2011-06-29 2014-04-29 United Technologies Corporation Electric discharge machining hole drilling
US9370836B2 (en) * 2012-02-17 2016-06-21 Mitsubishi Electric Corporation Electric discharge machine and electric discharge machining method
US10307846B2 (en) 2015-09-15 2019-06-04 General Electric Company Electrical discharge machining system having independent electrodes, related control system and method
US9849528B2 (en) * 2015-09-15 2017-12-26 General Electric Company Electrical discharge machining system having independent electrodes
US10953483B2 (en) 2017-11-15 2021-03-23 General Electric Company Tool electrode for and methods of electrical discharge machining

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716343C2 (de) * 1976-04-15 1984-07-26 Rolls-Royce Ltd., London Schaltungsanordnung zum Abschalten einer Funkenerosionsmaschine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251126B (fr) * 1960-06-03
US3389313A (en) * 1962-08-23 1968-06-18 Dyna Systems Inc Method of and means for controlling the removal of material with a cutting tool
US3385947A (en) * 1962-11-13 1968-05-28 Inoue K Apparatus for combined electrical dischargemachining and electrochemical machining
US3386907A (en) * 1965-03-24 1968-06-04 Cincinnati Milling Machine Co Electro-erosive machining apparatus
US3562476A (en) * 1968-03-25 1971-02-09 Raycon Corp Electrode depth of travel control for electrical discharge machining apparatus
US3637481A (en) * 1968-09-24 1972-01-25 Anocut Eng Co Electrolytic demetallizing apparatus having electrolyte-pressure-responsive load-compensating means
US3793169A (en) * 1972-01-10 1974-02-19 United Aircraft Corp Small hole ecm drilling with controlled current
US4039779A (en) * 1975-12-11 1977-08-02 Raycon Corporation Apparatus for compensating for electrode wear in an electrical discharge machine
GB1574143A (en) * 1976-04-15 1980-09-03 Rolls Royce Electro-discharge drilling machine tool
US4229635A (en) * 1977-10-08 1980-10-21 Rolls-Royce Limited Control of an electro-discharge machine tool
JPS6043266B2 (ja) * 1979-11-12 1985-09-27 ファナック株式会社 電動機駆動制御方式
US4387284A (en) * 1980-12-15 1983-06-07 Leo P. Nicholas Electrical discharge machining apparatus
US4415791A (en) * 1981-02-13 1983-11-15 Mitsubishi Denki Kabushiki Kaisha Breakthrough detection means for electric discharge machining apparatus
US4645992A (en) * 1984-12-24 1987-02-24 Sperry Corporation Electronically controlled servomotor limit stop

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716343C2 (de) * 1976-04-15 1984-07-26 Rolls-Royce Ltd., London Schaltungsanordnung zum Abschalten einer Funkenerosionsmaschine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2645060A1 (fr) * 1989-04-04 1990-10-05 Framatome Sa Procede et dispositifs d'extraction d'un bouchon d'obturation d'un tube de generateur de vapeur
EP0391777A1 (fr) * 1989-04-04 1990-10-10 Framatome Procédé et dispositifs d'extraction d'un bouchon d'obturation d'un tube de générateur de vapeur
US5086201A (en) * 1989-04-04 1992-02-04 Framatome Method and devices for the extraction of a closure plug from a steam generator tube
DE4339961A1 (de) * 1993-11-24 1995-06-01 Heun Ruediger Erodier-Bohrmaschine
DE4339961B4 (de) * 1993-11-24 2004-04-01 Heun, Rüdiger Erodier-Bohrmaschine
DE19708023B4 (de) * 1996-03-04 2007-07-12 Denso Corp., Kariya Elektrodenzuführvorrichtung und Verfahren für eine elektro-erosive Bearbeitung

Also Published As

Publication number Publication date
US4767903A (en) 1988-08-30
CH670976A5 (fr) 1989-07-31
DE3447870C2 (fr) 1987-10-29
EP0191951A1 (fr) 1986-08-27
EP0191951B1 (fr) 1989-03-08
DE3568543D1 (en) 1989-04-13

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee